1 /*
2 * Copyright (c) 2022 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15 #include "fileutils_fuzzer.h"
16 #include "fuzzer/FuzzedDataProvider.h"
17 #include "utils/file_utils.h"
18 #include <cstddef>
19 #include <cstdint>
20
21 namespace OHOS {
FileUtilFuzzTest(const uint8_t * data,size_t size)22 bool FileUtilFuzzTest(const uint8_t *data, size_t size)
23 {
24 if ((data == nullptr) || (size < sizeof(uint32_t))) {
25 return false;
26 }
27 FuzzedDataProvider fdp(data, size);
28 unsigned int ustate = fdp.ConsumeIntegral<unsigned int >();
29 uint32_t state32 = fdp.ConsumeIntegral<uint32_t>();
30 std::string metaData(fdp.ConsumeRandomLengthString(size));
31 struct StorageDaemon::FileList list = {ustate, metaData};
32 std::vector<std::string> metaData2;
33 metaData2.push_back(metaData);
34 std::vector<StorageDaemon::FileList> metaData4;
35 metaData4.push_back(list);
36 std::string metaData5;
37 StorageDaemon::IsDir(metaData);
38 StorageDaemon::StringToUint32(metaData, state32);
39 StorageDaemon::GetSubDirs(metaData, metaData2);
40 StorageDaemon::ReadDigitDir(metaData, metaData4);
41 StorageDaemon::ReadFile(metaData, &metaData5);
42 return true;
43 }
44 } // namespace OHOS
45
46 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)47 extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
48 {
49 /* Run your code on data */
50 OHOS::FileUtilFuzzTest(data, size);
51 return 0;
52 }
53